package two.chapter_1.c1_3;

import edu.princeton.cs.algs4.StdOut;


public class Ex1_3_21 {

    public static void main(String[] args) {

        List<String> list=new LinkedList<>();
        list.add("a");
        list.add("b");
        list.add("c");
        list.add("d");
        list.add("e");

        assert true==list.contains("c");
        assert false==list.contains("h");

    }


}
